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Answered 2006-11-19 20:04:29

This is caused by your PCM being unable to adapt enough to correct a problem in the fuel/air mixture. This can be caused by several things, not necessarily in this order. Catalyst plugged Bad Powertrain Control Module Engine parts tolerance Fuel injector(s) stuck open or leaking MAP sensor O2 sensor (upstream) Fuel pressure regulator Wiring harness/connector problem

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